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CVE-2009-1534

70
FAUCET Score

CVE-2009-1534 describes a critical buffer overflow vulnerability in the Office Web Components ActiveX Control, affecting Microsoft Office XP SP3, Office 2000/XP Web Components, BizTalk Server 2002, and Visual Studio .NET 2003 SP1. This flaw allows remote attackers to execute arbitrary code by supplying specially crafted property values. With a CVSS score of 9.3, it represents a severe risk, indicating network-based attacks with medium complexity leading to complete compromise of confidentiality, integrity, and availability. While not listed in CISA KEV, exploit code is publicly available via Metasploit, suggesting a high potential for exploitation. Despite its age and high EPSS score, there is minimal community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
2004CPE matchmatch criteria
cpe:2.3:a:microsoft:isa_server:2004:sp3:enterprise:*:*:*:*:*
2004CPE matchmatch criteria
cpe:2.3:a:microsoft:isa_server:2004:sp3:standard:*:*:*:*:*
2006CPE matchmatch criteria
cpe:2.3:a:microsoft:isa_server:2006:sp1:enterprise:*:*:*:*:*
2006CPE matchmatch criteria
cpe:2.3:a:microsoft:isa_server:2006:sp1:standard:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:office:-:*:small_business_accounting_2006:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
51.61%
Probability of exploitation in next 30 days
EPSS Percentile
98.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
Metasploit: Microsoft OWC Spreadsheet HTMLURL Buffer Overflow · Aug 11, 2009
ExploitDB: EDB-16542 · Apr 30, 2010
This CVE's current EPSS score of 0.5161 is in the 98th percentile among its peer group of 8,914 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

osvdb.org / 56916
docs.microsoft.com / en-us/security-updates/securitybulletins/2009/ms09-043
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6326
securityfocus.com / bid/35992
Patch
securitytracker.com / id
us-cert.gov / cas/techalerts/TA09-223A.html
US Government Resource